---
title: "v1.3.50"
description: "v1.3.50 changelog - 2025-12-17"
---
<Tabs>
  <Tab title="NPX">
    ```bash
    npx -y @maximhq/bifrost --transport-version v1.3.50
    ```
  </Tab>
  <Tab title="Docker">
    ```bash
    docker pull maximhq/bifrost:v1.3.50
    docker run -p 8080:8080 maximhq/bifrost:v1.3.50
    ```
  </Tab>
</Tabs>

<Update label="Bifrost(HTTP)" description="1.3.50">
- feat: added handling for HTML and empty responses from providers
- feat: added transcription support for mistral
- feat: added transcription and speech support for azure
- feat: adds new parameter for each provider key config `use_for_batch_apis`. This helps users to select which APIs or accounts to be used for Batch APIs.
- feat: adds recalculate missing costs for logs - [@hpbyte](https://github.com/hpbyte)
- chore: increased provider-level timeout limit to 48 hours
- chore: bumped up Go version to 1.25.5
- docs: updates key management links for integration docs - [@Georgehe4](https://github.com/Georgehe4)
- chore: update core version to 1.2.39 and framework version to 1.1.49
- feat: prompt caching support for anthropic and bedrock(claude and nova models)
- feat: reasoning support for bedrock nova 2 models
- docs: updated langchain docs for reasoning and embedding

</Update>
<Update label="Core" description="1.2.39">
- feat: added handling for HTML and empty responses from providers
- feat: added transcription support for mistral
- feat: added transcription and speech support for azure
- feat: add audio token pricing support for models
- feat: adds new parameter for each provider key config `use_for_batch_apis`. This helps users to select which APIs or accounts to be used for Batch APIs.
- feat: adds s3 bucket config support for Bedrock provider. 
- feat: prompt caching support for anthropic and bedrock(claude and nova models)
- feat: reasoning support for bedrock nova 2 models

</Update>
<Update label="Framework" description="1.1.49">
- chore: update core version to 1.2.39

</Update>
<Update label="governance" description="1.3.50">
- chore: update core version to 1.2.39 and framework version to 1.1.49

</Update>
<Update label="jsonparser" description="1.3.50">
- chore: update core version to 1.2.39 and framework version to 1.1.49

</Update>
<Update label="logging" description="1.3.50">
- chore: update core version to 1.2.39 and framework version to 1.1.49

</Update>
<Update label="maxim" description="1.4.50">
- chore: update core version to 1.2.39 and framework version to 1.1.49

</Update>
<Update label="mocker" description="1.3.49">
- chore: update core version to 1.2.39 and framework version to 1.1.49

</Update>
<Update label="otel" description="1.0.49">
- chore: update core version to 1.2.39 and framework version to 1.1.49

</Update>
<Update label="semantic_cache" description="1.3.49">
- chore: update core version to 1.2.39 and framework version to 1.1.49

</Update>
<Update label="telemetry" description="1.3.49">
- chore: update core version to 1.2.39 and framework version to 1.1.49

</Update>